Year	Kilowatt-hours
1985	5780.42143
1986	5909.83047
1987	6373.482
1988	6561.79022
1989	6768.11712
1990	7087.66183
1991	7165.33633
1992	7166.52869
1993	7000.32435
1994	7107.08701
1995	7304.70961
1996	7454.63852
1997	7710.74207
1998	8125.4831
1999	8241.11959
2000	8170.75767
2001	7735.32833
2002	7917.98462
2003	8122.63558
2004	8171.95075
2005	8251.25065
2006	8062.19312
2007	8302.80145
2008	7879.08312
2009	8400.78856
2010	8702.00852
2011	8193.98165
2012	7481.62818
2013	7486.69777
2014	6477.48972
2015	6258.71505
2016	7650.12331